author: Spyropoulos, Vasileios_or_Perivolaropoulos, Leandros_or_Michalopoulos, Charilaos_or_Georgopoulos, Antonios_or_Michalopoulos, Andreas_or_Cheliotis, Dimitrios_or_Ψειρίδου, Αναστασία__elsubjectTerm: I. MATHEMATICS AND COMPUTER SCIENCE_or_IV. MEDICINE AND HEALTH SCIENCES, LIFE SCIENCES, BIOLOGICAL SCIENCES